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Kinematics

Kinematics is the study of how a body moves. This includes linear motion, angular motion, and rotational motion.

3,459 Questions

Does a small horse has the same amount of kinetic energy as a larger horse moving at the same speed?

The more massive horse that is moving at the same speed will have greater kinetic energy.

How do you define large and small? A small fat horse may have more mass than a large skinny horse.

30 miles per hour expressed as feet per minutes?

1 mile (mi) = 5280 feet (ft)

50 mi = 264,000 ft

50 mi/hour = 50/60 mi/min

264,000 ft/hour = 264,000/60 ft/min = 4,400 ft/min

What is the name given to the physical quantity which can be completely described by specifying both magnitude and direction. name four such quantities?

That's a 'vector'. Examples include displacement, velocity, acceleration, force,

momentum, torque, gradient, divergence, and curl.

Distance, speed, temperature, price, weight, energy, power, voltage, resistance,

and duration are not vectors.

How fast are roy Jones jr punches in mph?

that impossible to answer but just think very fast one of the fastest if not the fastest punchers ever

What is the length from the fulcrum to the load?

That is the distance between the load and the fulcrum. The load may be on the far side, or the near side of the fulcrum.

One often overlooked fact, is that as the distance from load to fulcrum increases, the load on the fulcrum decreases.

How many kph is 80mph?

80MPH is faster. 80 kph or km/h converts to 49.7096954 mph.

How much is 61 mph in kmh?

61 miles per hour is 98.17 kilometers per hour.

What is the important characteristics of the position time graph?

Given a position vs. time graph, all sorts of analyses can be done. The slope through two points on the graph represents the change in position over the change in time, or the velocity. More precisely, this is equal to dx/dt where x models position and t is time. This is known as the derivative of the function.

Moreover, we can take d2x/dt2 (the second derivative) to obtain acceleration, another useful thing to know.

How fast is 42kmh in mph?

54 km per second is equal to 120,794.56 mph

How many MPH are in 70cc?

A measurement of 70cc refers to the volume of a cylinder in cubic centimeters, not a speed measurement like miles per hour. To calculate speed in miles per hour (MPH), you would need additional information such as engine power, gearing, and other factors.

How many meter per second in 2 fps?

2 feet per second = 0.6096 meters per second.

Is true that absolute value of speed equals velocity?

No, you've got it backwards. The absolute value of velocity equals speed. Velocity is speed with a direction; speed is just a number, without regard to direction.

How many miles is 140km per hour?

140 km per hour is equivalent to approximately 87 miles per hour.

How does height change the potential energy of an object?

Potential energy = mass * gravity * height

Ep=mgh

You should know the mass of the object and gravity as 9.81.

So rearranging the formule Ep/mg=h.

Potential energy / (mass * gravity) = height.

How fast is the wind blowing at 35km per hour?

At 35 km per hour, the wind is blowing at approximately 21.74 miles per hour.

Why did one barbell have potential energy while the other did not?

The barbell with potential energy was raised to a certain height, which gave it gravitational potential energy due to its position relative to the ground. The other barbell did not have potential energy because it was resting on the ground and its position did not allow for any stored energy.

What is the kinetic energy of a 60-kg diver falling at 10 ms?

The kinetic energy of the diver can be calculated using the formula: KE = 0.5 * mass * velocity^2. Plugging in the values for the mass (60 kg) and velocity (10 m/s), we get KE = 0.5 * 60 * 10^2 = 3000 J. Thus, the kinetic energy of the 60-kg diver falling at 10 m/s is 3000 Joules.

What is potential and kinetic energy made of?

Potential energy is stored energy that an object has due to its position or condition. Kinetic energy is the energy an object possesses due to its motion. Both forms of energy can be thought of as resulting from the interactions of particles and forces within an object.

Can a body have nonzero average speed but have zero average velocity give example?

Yes, a body can have a nonzero average speed but zero average velocity if it moves around a closed path and returns to its starting point. For example, if a car travels around a circular track at a constant speed, its average speed will be nonzero (as distance is covered), but its average velocity over the entire trip will be zero as the displacement is zero.

How do you measure kinetic energy?

To calculate the kinetic energy, multiply the mass times the velocity squared and divide by 2. (Mass in kilograms, speed in meters/sec, yields energy in joules.)

The equation is

KE= 1/2 (mv2)

Kinetic Energy= one-half (mass times velocity squared)

How can a trucks kinetic energy can be increased without increasing its speed?

Drive alongside it in another vehicle and then move stuff onto the truck. This will increase the mass of the [whole] truck and so increase its KE. This is dangerous so do not try it!

What is 152 mph?

152 miles per hour is 244.62 kilometers per hour.

How many fps is 12 mph?

Mph stands for miles per hour, which is a measurement of speed.

How many kmph are in 40mph?

40 mph is equivalent to 64.37 km/h.

What are the effects of potential energy and kinetic energy to 3 states of matter?

Kinetic energy effects changes of state because it is when energy that has been held up inside the object (aka potential energy), is finally released.

For example: On a roller coaster, the cart goes up a hill. At the top of the hill, right before it is about to go down another hill, it has potential energy, or stored up energy. Then whe it is going down the hill, all the energy is released and now the energy is in the form of kinetic.

Another example: A marble is attached onto the end of a string. You pull the marble back. While being held back, the marble has potential energy. When you let the marble go, that energy turns into potential energy, because it is in motion.

Defintions:

Potential energy: Energy that is stored up

Kinetic energy: Energy in motion